Finding the Fourth Proportional to 10,851,688.80, 14,954,687.37 and 10,652,261.94
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Solution
The fourth proportional to 10,851,688.80, 14,954,687.37 and 10,652,261.94 is: 14,679,857.67
Step by Step Solution
- Step 1: Write the proportion equation
10,851,688.80 : 14,954,687.37 = 10,652,261.94 : x - Step 2: Convert to fraction form
10,851,688.80/14,954,687.37 = 10,652,261.94/x - Step 3: Cross multiply
10,851,688.80x = 14,954,687.37 × 10,652,261.94 - Step 4: Simplify right side
10,851,688.80x = 159,301,247,096,049.69 - Step 5: Solve for x
x = 159,301,247,096,049.69/10,851,688.80 - Step 6: Final answer
x = 14,679,857.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.